// Service Worker for Claude Code UI PWA
const CACHE_NAME = "claude-ui-v1";
const urlsToCache = [
  "/",
  "/index.html",
  "/manifest.json",
];

// Install event
self.addEventListener("install", (event) => {
  event.waitUntil(
    caches.open(CACHE_NAME)
      .then((cache) => {
        return cache.addAll(urlsToCache);
      }),
  );
  self.skipWaiting();
});

// Fetch event
self.addEventListener("fetch", (event) => {
  event.respondWith(
    caches.match(event.request)
      .then((response) => {
        // Return cached response if found
        if (response) {
          return response;
        }
        // Otherwise fetch from network
        return fetch(event.request);
      }),
  );
});

// Activate event
self.addEventListener("activate", (event) => {
  event.waitUntil(
    caches.keys().then((cacheNames) => {
      return Promise.all(
        cacheNames.map((cacheName) => {
          if (cacheName !== CACHE_NAME) {
            return caches.delete(cacheName);
          }
        }),
      );
    }),
  );
});
